Answer:
One less than 25, 24, times five is 120, and that is 4 times as much as 30 so you already know it is wrong.
Step-by-step explanation:
Answer:
OK. 3.2 x 10^8 is 320,000,000.
1.4 x 10^6 is 1,400,000
subtract 1,400,000 from 320,000,000 and that's your answer.
Answer: 90 seconds or 1 min. and 30 sec.
Step-by-step explanation:
72/4=18
18x5=90